Home / 749,012.48-1,033,517.76-426,728.96

Finding the Fourth Proportional to 749,012.48, 1,033,517.76 and 426,728.96

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Solution

The fourth proportional to 749,012.48, 1,033,517.76 and 426,728.96 is: 588,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,012.48 : 1,033,517.76 = 426,728.96 : x
  2. Step 2: Convert to fraction form
    749,012.48/1,033,517.76 = 426,728.96/x
  3. Step 3: Cross multiply
    749,012.48x = 1,033,517.76 × 426,728.96
  4. Step 4: Simplify right side
    749,012.48x = 441,031,958,866.33
  5. Step 5: Solve for x
    x = 441,031,958,866.33/749,012.48
  6. Step 6: Final answer
    x = 588,817.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.